/Engine/Plugins/FX/Niagara/Source/NiagaraShader/Public/NiagaraRibbonCompute.h
static void ModifyCompilationEnvironmentImpl ( const [FShaderPermutationParameters](API\Runtime\RenderCore\FShaderPermutationParameters) & Parameters, [FShaderCompilerEnvironment](API\Runtime\RenderCore\FShaderCompilerEnvironment) & OutEnvironment )